lunedì 23 dicembre 2013

NYT Science: To Be Born on a Christmas Morn

To Be Born on a Christmas Morn
By ANDREW GELMAN

Data show that the rate of childbirth tends to drop most on Christmas, New Year’s Day and July 4, but also on April Fools’ Day and Halloween. It’s a little higher on Valentine’s Day.

Published: December 24, 2013 at 5:00AM

via NYT Science http://nyti.ms/199cYOi